Kana Koumoto - a cheerful 17 year old who can often be a klutz and nosey. One day, while hanging out with her besties (Pets, Mossan and Hijiri), Mossan starts making a rocket using empty soda bottles. 
Um, yes.
Äh, ja.
¿Qué? Sí.
¿Qué? Sí.
Ben oui…
Ehm... sì.
Ah, sim.
Ну да...